.filter-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 25px 15px 20px;
    background-color: #fff;
    border-radius: 30px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    gap: 10px;
    width: 95%;
    margin: 25px auto;
}

.filter-bar .form-group {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    position: relative;
}

.filter-bar .form-label {
    font-size: 12px;
    color: #333;
    font-weight: bold;
    margin-bottom: 5px;
}

.filter-bar .form-input {
    display: flex;
    align-items: center;
    gap: 5px;
}

.filter-bar i {
    font-size: 18px;
    color: #007bff;
}

.filter-bar .form-control {
    border: 1px solid #ddd;
    border-radius: 20px;
    padding: 8px 12px;
    font-size: 14px;
    min-width: 140px;
}

.filter-bar .form-control:focus {
    border-color: #007bff;
    outline: none;
    box-shadow: 0 0 5px rgba(0, 123, 255, 0.5);
}

.filter-bar .separator {
    height: 40px;
    width: 1px;
    background-color: #ddd;
    margin: 0 10px;
}

.filter-bar .btn-search {
    border: none;
    border-radius: 50%;
    width: 45px;
    height: 45px;
    background-color: #000000;
    display: flex;
    justify-content: center;
    align-items: center;
    color: #fff;
    font-size: 18px;
    cursor: pointer;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
    transition: background-color 0.3s ease;
}

.filter-bar .btn-search:hover {
    background-color: #18583b;
}

.filter-bar .form-input i {
    margin-left: 8px;
    position: relative;
    z-index: 2;
    /* Đặt biểu tượng ở trên */
    color: #007bff;
}

#results_package {
    border: none;
    margin-top: 5px;
    position: absolute;
    top: 100%;
}